WO2014032394A1

WO2014032394A1 - Improved golf trolley

Info

Publication number: WO2014032394A1
Application number: PCT/CN2013/000995
Authority: WO
Inventors: 张盛
Original assignee: 宁波稳泰运动器材有限公司
Priority date: 2012-08-27
Filing date: 2013-08-23
Publication date: 2014-03-06
Also published as: CN202724586U

Abstract

An improved golf trolley, which comprises a lower frame (35), a main tube (1) rotatably mounted on the lower frame (35), and a handrail (2) rotatably mounted on the main tube (1), wherein a rear connecting rod (4) is arranged at the rear end of the lower frame (35) and is rotatably connected to the handrail (2); a slider (5) is slidably mounted on the lower frame (35); a rear wheel carrier (37) is rotatably mounted on the lower frame (35); the main tube (1) drives the slider (5) through a front connecting rod (6) to slide; the slider (5) drives the rear wheel carrier (37) through a pull bar (7); a front wheel carrier (36) is rotatably mounted at the front end of the lower frame (35); and the main tube (1) drives the front wheel carrier (36) through a lower connecting rod (33) to move. The golf trolley can simultaneously control the rear wheel carrier (37) and the front wheel carrier (36) to be folded when an external force is applied to the handrail (2), and automatic locking and positioning can be achieved when the trolley is folded or unfolded.

Description

An improved golf cart

Technical field

The present invention relates to an improved golf cart. Background technique

Many manufacturers today produce golf carts, some of which are very inconvenient to carry because of their large size. For example, the invention patent of the Chinese patent number ZL201020105562. X, the announcement is February 09, 2012, discloses a multi-wheel folding golf cart, comprising a handle, the handle is movably connected with the upper frame, the upper frame a straight tube is disposed, the straight tube is provided with a joint joint, the left wheel is movably connected to the joint joint through a left bracket tube, and the right wheel is movably connected to the joint joint through a right bracket tube, the left bracket tube and the right The bracket tube is movably connected to the handle by a left support rod and a right support rod, respectively, a lower portion of the joint joint is provided with a base elbow, and the base elbow is provided with a base with a third wheel through a rotating shaft, The bottom end of the base elbow is provided with a base bracket. The base bracket is movably connected to the middle of the base through a second rotating shaft. A connecting rod is movably connected to the front end of the base, and the other end of the connecting rod is movably connected with the handle. Summary of the invention

The technical problem to be solved by the present invention is to overcome the above-mentioned deficiencies of the prior art, and to provide an improved golf cart capable of simultaneously controlling the simultaneous folding of the rear wheel frame and the front wheel frame by applying an external force to the armrest.

A main technical solution adopted by an improved golf cart according to the present invention is as follows: a lower frame, a main body rotatably mounted on the lower frame, and an armrest rotatably mounted on the main body, the lower vehicle The rear end of the frame is provided with a rear connecting rod, the rear connecting rod is rotatably connected with the armrest, a slider is slidably mounted on the lower frame, and the rear frame is rotated to mount the rear wheel frame, and the main pipe passes a front link drives the slider to slide, the slider drives the rear wheel frame through a pull rod, the front end of the lower frame is rotatably mounted with a front wheel frame, and the main pipe drives the front wheel frame through a lower link action.

The improved golf cart provided by the present invention may also have the following subsidiary technical features:

a main frame joint group is mounted on the lower frame of the lower frame, and the main pipe is rotatably mounted on the lower frame by the main frame joint group, and the rear wheel frame passes through the main frame The joint set is rotatably mounted on the lower frame, and a front joint set is mounted on the front end of the lower frame, and the front wheel frame is rotatably mounted on the front end of the lower frame by the front joint set. A fixed column is disposed on the main frame joint group and the front joint group, and both ends of the lower link are rotatably mounted on the fixing column.

The main frame joint set includes a fixed block mounted on the lower frame and a sleeve mounted on the main pipe, and the fixed block is rotatably mounted on both sides of the sleeve.

The front joint set includes a joint body and a front joint rotatably mounted on both sides of the joint body, the front wheel frame being snapped onto the joint body, and the lower frame being sleeved in the front joint.

A latching block is disposed on the front wheel frame, and a receiving cavity is disposed on the joint body, and the latching block is engaged in the receiving cavity.

a card shaft is disposed on the card block, a card slot is disposed on the card shaft, and a fixed snap button is disposed on the joint body, and the fixed snap button is coupled to the card slot of the card shaft. A spring is provided on the snap button.

a joint base is mounted on the main pipe, and an upper joint group is rotatably mounted on the joint base, the armrest is mounted on the upper joint group, and one end of the rear link is rotatably mounted on the upper joint On the joint set, a connecting block is mounted on the lower frame, and the other end of the rear link is rotatably mounted on the connecting block.

The upper joint set includes a joint body rotatably mounted on the joint base and an upper joint rotatably mounted on both sides of the joint body, the armrest is sleeved in the upper joint, and the rear link is rotated Mounted on the joint body.

a snap button is mounted on the joint body, a buckle is mounted on the main pipe, and a hook is disposed on the joint base, and the snap button can be respectively engaged on the buckle and the hook. A return spring is disposed in the snap.

The improved golf cart provided by the present invention has the beneficial effects that the improved golf cart provided by the present invention not only realizes that the rear wheel frame and the front wheel frame can be simultaneously controlled by merely applying an external force on the armrest. The combined effect realizes the personalized function of the automatic locking position of the cart when it is opened and folded. In addition, the front wheel frame of the golf cart of this structure can be quickly installed and disassembled.

DRAWINGS

Figure 1 is a structural view of the present invention;

Figure 2 is an intermediate state diagram of the present invention;

Figure 3 is a state diagram of the present invention after folding;

Figure 4 is an exploded structural view of the present invention;

Figure 5 is an exploded structural view of the main frame joint set in the present invention; Figure 6 is a cross-sectional view of the front joint set in the present invention;

Figure 7 is a cross-sectional view of the upper joint set in the present invention;

Fig. 8 is an exploded structural view of the upper joint set in the present invention.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings - an embodiment of an improved golf cart according to the present invention, comprising a lower frame 35, rotatably mounted to the lower frame 35, as shown in Figures 1-8. The upper main pipe 1 and the armrest 2 mounted on the main pipe 1 are provided with a rear connecting rod 4 at the rear end of the lower frame 35, the rear connecting rod 4 is rotatably connected with the armrest 2, and a slider 5 is slidably mounted on the lower frame. The lower frame 35 is rotatably mounted with a rear wheel frame 37. The main pipe 1 drives the slider 5 through a front link 6, and the slider drives the rear wheel frame 37 through a pull rod 7. The front end of the lower frame 35 is rotatably mounted with a front wheel. The frame 36, the main pipe 1 drives the front wheel frame 36 by the lower link 33. The "driving" in the present invention not only indicates the existence of the connection relationship between the components, but also the driving relationship between the components, that is, the active component drives the driven component by a certain component during the movement.

In the process of folding an improved golf cart of such a structure, the armrest 2 mounted on the main pipe 1 is pulled, and the rear link group connected to the lower frame 35 is moved as the armrest 2 moves downward. 4. The main pipe 1 drives the rear wheel frame 37 to be folded upward, and the main pipe 1 not only drives the rear wheel frame 37 during the movement, but also passes the lower link 33 which is respectively connected to the front joint group 32 and the main frame joint group 31 at both ends. The driving front wheel frame is folded downward, and the above-mentioned linkage structure achieves that only the external force is applied to the armrest 2, and the rear wheel frame 37 and the front wheel frame 36 can be simultaneously folded at the same time, thereby reducing the volume of the golf cart and simplifying The structure of the product and the collapse of the product.

Referring to Figures 1 to 4, in accordance with an improved golf cart according to the present invention, a slider 5 is slidably mounted on the lower frame 35, and the main pipe 1 drives the slider 5 to slide on the lower frame 35 via a front link 6. The slider 5 drives the rear wheel frame 37 through a pull rod 7, that is, the slider 5 is connected to the rear wheel frame 37 through the pull rod 7, and the slider 5 drives the rear wheel frame 37 to be folded by the pull rod 7 during the sliding process. One end of the rod 6 is mounted on the main pipe 1 by screw rotation, and the other end of the front link 6 is also mounted on the slider 5 by screws, so that the front link 6 is driven to drive the slider 5 in the lower frame during the movement of the main pipe 1. The slider 35 is slid over, and the slider 5 is coupled to the rear wheel carrier 37 via a pull rod 7, so that the slider 5 of the slider 5 on the lower frame 35 causes the rear carrier 37 to be folded forward.

Referring to Figures 1 to 4, in accordance with the improved golf cart provided by the present invention, the lower frame 35 is mounted on the right side of the slider 5 with a main frame joint set 31, and the main pipe 1 is rotatably mounted on the lower frame by the main frame joint set 31. 35, the rear wheel frame 37 is rotatably mounted on the lower frame 35 through the main frame joint group 31, and a front joint group 32 is mounted on the front end of the lower frame 35, front The wheel carrier 37 is rotatably mounted on the front end of the lower frame 35 by the front joint group 32. The main frame joint group 31 and the front joint group 32 are respectively provided with fixing posts 34, and both ends of the lower link 33 are rotatably mounted on the fixing post 34. .

Referring to Figures 4 and 5, in accordance with an improved golf cart provided by the present invention, the main frame joint set 31 includes a fixed block 311 mounted on the lower frame 35 and a sleeve 312 mounted on the main pipe 1, the fixed block 311 being rotatable Mounted on both sides of the sleeve 312, the front joint set 32 includes a joint main body 321 and a front joint 322 rotatably mounted on both sides of the joint main body 321, the wheel frame 36 is mounted on the joint main body 321, and the lower frame 35 is sleeved. In the front joint 322, the fixing posts 34 are respectively mounted on the sleeve 312 and the joint main body 321 on the main pipe 1, and the sleeve 312 drives the front frame 36 downward under the action of the lower link 33 while the main pipe 1 is rotated downward. Collapse.

Referring to FIG. 4 and FIG. 6, according to the modified golf cart provided by the present invention, the front wheel frame 36 is provided with a snap block 361, and the joint body 321 is provided with a receiving cavity, and the snap block 361 is snapped into the receiving cavity. The card block 361 is provided with a card shaft 362. The card shaft 362 is provided with a card slot. The joint body 321 is provided with a fixing buckle 363. The fixing buckle 363 is fastened to the card slot of the card shaft 362. The buckle 363 is provided with a spring 364, and the front wheel frame 36 is detachably mounted on the lower frame 35 by the fixing buckle 363. This design has the advantage that the front wheel frame 36 can be quickly disassembled and installed.

Referring to Figures 7 and 8, in accordance with the improved golf cart of the present invention, the main pipe 1 is provided with a joint base 1 1 , and the joint base 11 is rotatably mounted with an upper joint group 8 , and the upper joint group 8 is provided with an armrest 2, one end of the rear link group 4 is rotatably mounted on the upper joint group 8, a lower connecting frame 3 is mounted on the lower frame 35, and the other end of the rear link 4 is rotatably mounted on the connecting block 3. The upper joint group 8 is provided with a snap button 81, the main body 1 is provided with a folding buckle 9, and the joint base 1 1 is provided with a hook 82, and the snap button 81 can be respectively engaged with the folding buckle 9 and the hook On the 82, the snap spring 81 is provided with a return spring 83. The improved golf cart provided by the present invention not only realizes that the rear wheel frame 37 and the front wheel frame 36 can be simultaneously folded only by applying an external force on the armrest 2. The effect is that at the same time, the personalized function of the cart can be automatically locked and positioned when opening and folding.

Referring to Figures 7 and 8, in accordance with an improved golf cart provided by the present invention, the upper joint set 8 includes a joint body 84 rotatably mounted on the joint base 11 and an upper joint 85 rotatably mounted on both sides of the joint body 84, the armrest 2 sets are attached to the upper joint 85.

The structure and working principle of the golf cart are well known in the art, and the improved golf ball provided by the present invention relates only to the above structure, and no other parts are modified. Therefore, this specification only details the above structure. Other components and working principles of the improved golf cart will not be described here. The improved golf cart of the present invention can be implemented by those skilled in the art based on the teachings of this specification.

Claims

Rights request

~~ 1. An improved golf cart, including a lower frame, a main pipe rotatably installed on the lower frame, and an armrest rotatably installed on the main pipe. The rear end of the lower frame is provided with a rear connecting rod, the rear connecting rod is rotatably connected to the armrest, a slider is slidably mounted on the lower frame, and a rear wheel frame is rotatably mounted on the lower frame, characterized by: the main pipe passes through a front The connecting rod drives the slider to slide. The slider drives the rear wheel frame through a pull rod. The end of the lower frame is rotated with a front wheel frame. The main pipe drives the front wheel frame through a lower connecting rod. action.

2. The improved golf cart according to claim 1, characterized in that: a main frame joint group is installed on the lower frame on the right side of the slider, and the main pipe rotates through the main frame joint group. Installed on the lower frame, the rear wheel frame is rotatably installed on the lower frame through the main frame joint group, a front joint group is installed on the front end of the lower frame, and the front wheel frame passes through The front joint group is rotatably mounted on the front end of the lower frame.

3. The improved golf cart according to claim 2, characterized in that: the main frame joint group and the front joint group are both provided with fixed posts, and both ends of the lower connecting rod are rotatably installed on the said joint group. on the fixed column.

4. The improved golf cart according to claim 2, characterized in that: the main frame joint group includes a fixed block installed on the lower frame and a sleeve installed on the main pipe, Fixed blocks are rotatably installed on both sides of the sleeve.

5. The improved golf cart according to claim 2, characterized in that: the front joint group includes a joint body and front joints rotatably installed on both sides of the joint body, and the front wheel frame is clamped on the joint body. On the main body of the joint, the lower frame is sleeved in the front joint.

6. The improved golf cart according to claim 5, characterized in that: the front wheel frame is provided with a clamping block, the joint body is provided with an accommodation cavity, and the clamping block is clamped on inside the accommodation cavity.

7. The improved golf cart according to claim 6, characterized in that: the clamping block is provided with a clamping shaft, the clamping shaft is provided with a clamping groove, and the joint body is provided with a fixed snap button , the fixed snap button is clamped on the slot of the clamping shaft, and a spring is provided on the snap button.

8. The improved golf cart according to claim 1, characterized in that: a joint base is installed on the main pipe, an upper joint group is rotatably installed on the joint base, and the handrail is installed on the upper joint base. On the joint group, one end of the rear connecting rod is rotatably installed on the upper joint group, a connecting block is installed on the lower frame, and the other end of the rear connecting rod is rotatably installed on the connecting block. .

9. The improved golf cart according to claim 8, characterized in that: the upper joint group includes a joint body rotatably mounted on the joint base and upper joints rotatably mounted on both sides of the joint body. , the armrest is sleeved in the upper joint, and the rear link is rotatably mounted on the joint body.

10. The improved golf cart according to claim 9, characterized in that: a snap buckle is installed on the joint body, a folding buckle is installed on the main pipe, and a hook is provided on the joint base. , the snap button can be respectively connected to the folding buckle and the hook, and a return spring is provided in the snap button.